Hi i was wondering if anyone could help me with this question.

i need to use thesecond order taylor polynomialwithremainderto estimatesqraure-root of 101and give an estimate of theerror mode.

but where i get confused is that i am using the formula for the taylor poly..and i dont know what f(a) so i cant dfferentiate and so i cant fill in the taylor poly formula..all i am is given is square root of 101..

can someone please help thanks